US Bridges

FAS 135 over Blackburns Creek

FairPosted for load

Jackson County, Tennessee · Near Putnam County · Structure no. 44SR1350001

Built
1987
38 years old
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
260 ft
4 main spans
Daily traffic
401
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 135 over Blackburns Creek is a prestressed concrete continuous box beam or girders - single or spread carrying FAS 135 over Blackburns Creek in Jackson County, Tennessee. It was built in 1987, so it is 38 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 401 vehicles a day, roughly 4% of them trucks, projected to reach 642 by 2042. The structure is 260 ft (79.3 m) long and 32 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

CarriesFAS 135
CrossesBlackburns Creek
LocationNear Putnam County
RouteState Highway 135
Coordinates36.34763, -85.56557
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating37.5 US tons
Inventory rating26.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length260 ft (79.3 m)
Longest span65 ft (19.9 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic401 (2021)
Projected traffic642 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 135 over Blackburns Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is FAS 135 over Blackburns Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2023.

How much traffic does FAS 135 over Blackburns Creek carry?

About 401 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is FAS 135 over Blackburns Creek?

The structure is 260 ft (79.3 m) long with a longest span of 65 ft (19.9 m) and a deck 32 ft wide.

Who owns FAS 135 over Blackburns Creek?

It is owned by the State Highway Agency.